Équations équilibrées la veille |
SiO2 + 2 Br2 = SiBr4 + O2
As2S3 + NO3{-} + H{+} = H2AsO4{-} + SO4{2-} + H2O + NO2 =>
As2S3 + 28 NO3{-} + 20 H{+} = 2 H2AsO4{-} + 3 SO4{2-} + 8 H2O + 28 NO2
K2Cr2O7 + HCl = KCl + Cl2 + CrCl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 4 Cl2 + 2 CrCl2 + 7 H2O
H2O2MnO2 = H2OMnO3 =>
H2O2MnO2 = H2OMnO3
HCOOH + CH3COONa = HCOONa + CH3COOH =>
HCOOH + CH3COONa = HCOONa + CH3COOH
H2CO3 + Fe(NO2)3 = Fe2(CO3)3 + HNO2 =>
3 H2CO3 + 2 Fe(NO2)3 = Fe2(CO3)3 + 6 HNO2
SH3 + O2 = S + H2O =>
4 SH3 + 3 O2 = 4 S + 6 H2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
CH3CH2MgBr + CH3CH2OH = CH3CH3 + BrMgOCH2CH3 =>
CH3CH2MgBr + CH3CH2OH = CH3CH3 + BrMgOCH2CH3
Bi + I + Al = Al(BiI) =>
Bi + I + Al = Al(BiI)
Sr(OH)2 = SrO + H2O =>
Sr(OH)2 = SrO + H2O
Rb2O + NH4OH = Rb2OH + NH4O =>
Rb2O + NH4OH = Rb2OH + NH4O
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
K2O + Na2CO3 = Na2O + K2CO3 =>
K2O + Na2CO3 = Na2O + K2CO3
CuCO3 + HCl = H2O + CO2 + CuCl2 =>
CuCO3 + 2 HCl = H2O + CO2 + CuCl2
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
(NO3)2 + NaOH = (OH)2 + NaNO3 =>
(NO3)2 + 2 NaOH = (OH)2 + 2 NaNO3
HCOOH + [Ag(NH3)2]OH = CO3 + Ag + NH3 + H2O =>
HCOOH + 4[Ag(NH3)2]OH = CO3 + 4 Ag + 8 NH3 + 3 H2O
KI + KIO3 + HCl = ICl + H2O + KCl =>
2 KI + KIO3 + 6 HCl = 3 ICl + 3 H2O + 3 KCl
Al(NO3)3 + Fe = Fe(NO3)2 + Al =>
2 Al(NO3)3 + 3 Fe = 3 Fe(NO3)2 + 2 Al
MnCO3 + NaMnO4 + NaOH = MnO2 + Na2CO3 + H2O =>
3 MnCO3 + 2 NaMnO4 + 4 NaOH = 5 MnO2 + 3 Na2CO3 + 2 H2O
KMnO4 + HBr = KBr + MnBr2 + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 KBr + 2 MnBr2 + 8 H2O + 5 Br2
CH3CH2MgBr + CH3CH2OH = CH3CH3 + BrMgOCH2CH3 =>
CH3CH2MgBr + CH3CH2OH = CH3CH3 + BrMgOCH2CH3
Na(s) + I2(s) = Na(I2)(s) =>
Na(s) + I2(s) = Na(I2)(s)
VCl2 + KMnO4 + HCl = VCl3 + MnCl2 + KCl + H2O =>
5 VCl2 + KMnO4 + 8 HCl = 5 VCl3 + MnCl2 + KCl + 4 H2O
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Na2Co3KOH = Na2OHKCo3 =>
Na2Co3KOH = Na2OHKCo3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C5H10O + O2 = CO2*H2O =>
C5H10O + 7 O2 = 5 CO2*H2O
NaCl + H2(SO4) = Na2(SO4) + HCl =>
2 NaCl + H2(SO4) = Na2(SO4) + 2 HCl
C24H50 + CuO = CO2 + H2O + Cu =>
C24H50 + 73 CuO = 24 CO2 + 25 H2O + 73 Cu
Co(SCN)4{2-} + Hg{2+} = HgCo(SCN)4 =>
Co(SCN)4{2-} + Hg{2+} = HgCo(SCN)4
NH4Cl(s) + NaOH(aq) = NH4OH(s) + NaCl(aq) =>
NH4Cl(s) + NaOH(aq) = NH4OH(s) + NaCl(aq)
Cl{-} + Na{+} = NaCl =>
Cl{-} + Na{+} = NaCl
HF + Tc = TcF7 + H2 =>
14 HF + 2 Tc = 2 TcF7 + 7 H2
FeCl3KOH = FeOHKCl3 =>
FeCl3KOH = FeOHKCl3
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
H2SO3 + Br2 = BrSO2 + H2O =>
2 H2SO3 + Br2 = 2 BrSO2 + 2 H2O
Al + H6SiO3 = AlSiO3 + H2 =>
Al + H6SiO3 = AlSiO3 + 3 H2
KOH + MnSO4 + Na2S2O8 = KMnO4 + Na2SO4 + K2SO4 + H2O =>
16 KOH + 2 MnSO4 + 5 Na2S2O8 = 2 KMnO4 + 5 Na2SO4 + 7 K2SO4 + 8 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
KCrO2 + HBr = CrBr3 + K2O + H2O =>
2 KCrO2 + 6 HBr = 2 CrBr3 + K2O + 3 H2O
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
MnO2 + CO = Mn2O3 + CO2 =>
2 MnO2 + CO = Mn2O3 + CO2
CaCl2 + AgClO3 = Ca(ClO)2 + AgCl =>
3 CaCl2 + 2 AgClO3 = 3 Ca(ClO)2 + 2 AgCl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
MnO2 + Cl{-} + H{+} = Mn{2} + Cl2 + H2O =>
MnO2 + 2 Cl{-} + 4 H{+} = Mn{2} + Cl2 + 2 H2O
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